diff options
Diffstat (limited to 'lib/Target/AArch64/Utils/AArch64BaseInfo.h')
| -rw-r--r-- | lib/Target/AArch64/Utils/AArch64BaseInfo.h | 78 |
1 files changed, 64 insertions, 14 deletions
diff --git a/lib/Target/AArch64/Utils/AArch64BaseInfo.h b/lib/Target/AArch64/Utils/AArch64BaseInfo.h index 2ae6f52..659ea90 100644 --- a/lib/Target/AArch64/Utils/AArch64BaseInfo.h +++ b/lib/Target/AArch64/Utils/AArch64BaseInfo.h @@ -280,14 +280,26 @@ struct AArch64NamedImmMapper { struct Mapping { const char *Name; uint32_t Value; + uint64_t AvailableForFeatures; + // empty AvailableForFeatures means "always-on" + bool isNameEqual(std::string Other, uint64_t FeatureBits=~0ULL) const { + if (AvailableForFeatures && !(AvailableForFeatures & FeatureBits)) + return false; + return Name == Other; + } + bool isValueEqual(uint32_t Other, uint64_t FeatureBits=~0ULL) const { + if (AvailableForFeatures && !(AvailableForFeatures & FeatureBits)) + return false; + return Value == Other; + } }; template<int N> AArch64NamedImmMapper(const Mapping (&Mappings)[N], uint32_t TooBigImm) : Mappings(&Mappings[0]), NumMappings(N), TooBigImm(TooBigImm) {} - StringRef toString(uint32_t Value, bool &Valid) const; - uint32_t fromString(StringRef Name, bool &Valid) const; + StringRef toString(uint32_t Value, uint64_t FeatureBits, bool &Valid) const; + uint32_t fromString(StringRef Name, uint64_t FeatureBits, bool &Valid) const; /// Many of the instructions allow an alternative assembly form consisting of /// a simple immediate. Currently the only valid forms are ranges [0, N) where @@ -435,7 +447,10 @@ namespace AArch64PState { Invalid = -1, SPSel = 0x05, DAIFSet = 0x1e, - DAIFClr = 0x1f + DAIFClr = 0x1f, + + // v8.1a "Privileged Access Never" extension-specific PStates + PAN = 0x04, }; struct PStateMapper : AArch64NamedImmMapper { @@ -1122,11 +1137,48 @@ namespace AArch64SysReg { ICH_LR13_EL2 = 0xe66d, // 11 100 1100 1101 101 ICH_LR14_EL2 = 0xe66e, // 11 100 1100 1101 110 ICH_LR15_EL2 = 0xe66f, // 11 100 1100 1101 111 - }; - // Cyclone specific system registers - enum CycloneSysRegValues { - CPM_IOACC_CTL_EL3 = 0xff90 + // v8.1a "Privileged Access Never" extension-specific system registers + PAN = 0xc213, // 11 000 0100 0010 011 + + // v8.1a "Limited Ordering Regions" extension-specific system registers + LORSA_EL1 = 0xc520, // 11 000 1010 0100 000 + LOREA_EL1 = 0xc521, // 11 000 1010 0100 001 + LORN_EL1 = 0xc522, // 11 000 1010 0100 010 + LORC_EL1 = 0xc523, // 11 000 1010 0100 011 + LORID_EL1 = 0xc527, // 11 000 1010 0100 111 + + // v8.1a "Virtualization host extensions" system registers + TTBR1_EL2 = 0xe101, // 11 100 0010 0000 001 + CONTEXTIDR_EL2 = 0xe681, // 11 100 1101 0000 001 + CNTHV_TVAL_EL2 = 0xe718, // 11 100 1110 0011 000 + CNTHV_CVAL_EL2 = 0xe71a, // 11 100 1110 0011 010 + CNTHV_CTL_EL2 = 0xe719, // 11 100 1110 0011 001 + SCTLR_EL12 = 0xe880, // 11 101 0001 0000 000 + CPACR_EL12 = 0xe882, // 11 101 0001 0000 010 + TTBR0_EL12 = 0xe900, // 11 101 0010 0000 000 + TTBR1_EL12 = 0xe901, // 11 101 0010 0000 001 + TCR_EL12 = 0xe902, // 11 101 0010 0000 010 + AFSR0_EL12 = 0xea88, // 11 101 0101 0001 000 + AFSR1_EL12 = 0xea89, // 11 101 0101 0001 001 + ESR_EL12 = 0xea90, // 11 101 0101 0010 000 + FAR_EL12 = 0xeb00, // 11 101 0110 0000 000 + MAIR_EL12 = 0xed10, // 11 101 1010 0010 000 + AMAIR_EL12 = 0xed18, // 11 101 1010 0011 000 + VBAR_EL12 = 0xee00, // 11 101 1100 0000 000 + CONTEXTIDR_EL12 = 0xee81, // 11 101 1101 0000 001 + CNTKCTL_EL12 = 0xef08, // 11 101 1110 0001 000 + CNTP_TVAL_EL02 = 0xef10, // 11 101 1110 0010 000 + CNTP_CTL_EL02 = 0xef11, // 11 101 1110 0010 001 + CNTP_CVAL_EL02 = 0xef12, // 11 101 1110 0010 010 + CNTV_TVAL_EL02 = 0xef18, // 11 101 1110 0011 000 + CNTV_CTL_EL02 = 0xef19, // 11 101 1110 0011 001 + CNTV_CVAL_EL02 = 0xef1a, // 11 101 1110 0011 010 + SPSR_EL12 = 0xea00, // 11 101 0100 0000 000 + ELR_EL12 = 0xea01, // 11 101 0100 0000 001 + + // Cyclone specific system registers + CPM_IOACC_CTL_EL3 = 0xff90, }; // Note that these do not inherit from AArch64NamedImmMapper. This class is @@ -1135,25 +1187,23 @@ namespace AArch64SysReg { // this one case. struct SysRegMapper { static const AArch64NamedImmMapper::Mapping SysRegMappings[]; - static const AArch64NamedImmMapper::Mapping CycloneSysRegMappings[]; const AArch64NamedImmMapper::Mapping *InstMappings; size_t NumInstMappings; - uint64_t FeatureBits; - SysRegMapper(uint64_t FeatureBits) : FeatureBits(FeatureBits) { } - uint32_t fromString(StringRef Name, bool &Valid) const; - std::string toString(uint32_t Bits) const; + SysRegMapper() { } + uint32_t fromString(StringRef Name, uint64_t FeatureBits, bool &Valid) const; + std::string toString(uint32_t Bits, uint64_t FeatureBits) const; }; struct MSRMapper : SysRegMapper { static const AArch64NamedImmMapper::Mapping MSRMappings[]; - MSRMapper(uint64_t FeatureBits); + MSRMapper(); }; struct MRSMapper : SysRegMapper { static const AArch64NamedImmMapper::Mapping MRSMappings[]; - MRSMapper(uint64_t FeatureBits); + MRSMapper(); }; uint32_t ParseGenericRegister(StringRef Name, bool &Valid); |